TY - JOUR T1 - Note on the Continuous Rays Observed in the Spark Spectra of Metalloids and Some Metals JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 78 IS - 525 SP - 403 EP - 405 PY - 1906/12/20/ UR - http://dx.doi.org/10.1098/rspa.1906.0086 M3 - doi:10.1098/rspa.1906.0086 AU - Hartley, W. ER -